Silica Woven Fabric for High-Temperature Insulation from Canada
Woven fabric from high-silica glass fibers (per chapter note including fused silica) for thermal barriers in aerospace. HTS 7019.90.11.00 applies to this woven form suitable for extreme heat up to 1100°C. Used in engine compartments and fire curtains.
Duty Rate — Canada → United States
14.8%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide SiO2 content analysis (>60% per glass wool note) to confirm silica classification
• Watch for 'worked' processes like annealing that don't affect heading per chapter note (a)
• Label clearly as 'not for apparel' to prevent misroute to other chapters